7 
Table 1. Summary of Southern Grid Observations during the period 
15-24 September 1966. 
DIURNAL 
Date No. Miles No. Minutes No. Birds No. Soecies 
15 September 
76 
485 
853 
12 
16 
94 
661 
1033 
13 
17 
101 
649 
4999 
14 
18 
50 
628 
2688 
15 
19 
115 
618 
4983 
13 
20 
89 
723 
976 
n 
21 
no 
719 
1687 
8 
22 
95 
724 
6137 
10 
23 
78 
725 
4045 
13 
24 
20 
135 
49 
6 
TOTALS 
828 
6067 
27,450 
25 (11.5/day) 
NOCTURNAL 
16-17 
114 
712 
57 
5 
17-18 
101. 
711 
208 
6 
18-19 
92 
704 
44 
3 
19-20 
107 
708 
29 
3 
20-21 
118 
717 
13 
2 
21-22 
116 - 
718 
55 
4 
22-25 
30 
712 
180 
7 
23-24 
63 
711 
26 
2 
TOTALS 
741 
5693 
612 
10 (3.87/mght) 
GRAND TOTALS 
1569 
11,760 
28,062 
27 
